APPLE LISA (1982)
VisiCorp (1983)
Macintosh System 1 (1984)
AmigaOS 3.5 (1985)
Microsoft Windows 1.0 (1985)
Macintosh System 3 (1985)
Macintosh System 5 (1987)
Microsoft Windows 2.0 (1987)
1990: Microsoft Windows 3.0
1991: Macintosh System 7
1992: Microsoft Windows 3.1
1992: Macintosh System 7.1
1995: Macintosh System 7.5
1995: Microsoft Windows 95
1997: Mac OS 8
1998: Microsoft Windows 98
1998: KDE 1.0
1999: Macintosh System 9.7
2000: KDE 2.0
2001: Mac OS X 10
2001: Microsoft Windows XP
2005: KDE 3.5
2006: Gnome c/XGL
2007: Microsoft Windows Vista
2008: Debian Linux 4.
2009: Windows seven
